168 entries under adjective topic. ×

21
furtive(honest, secret, sly, concealment)
20
close(quiet, soft, low, restrained)
16
secret(quiet, mean, smooth, obscure)
15
clandestine(secret, sly, sneaky, stealthy)
15
reticent(close, quiet, soft, low)
12
reserved(close, quiet, cool, soft)
12
tight-lipped(close, quiet, soft, low)
11
uncommunicative(close, quiet, cool, soft)
11
covert(mean, smooth, secret, clandestine)
11
sneaky(honest, dishonest, secret, clandestine)
9
underhand(deceitful, secret, sly, concealment)
8
silent(close, quiet, soft, low)
8
surreptitious(mean, smooth, honest, dishonest)
8
taciturn(close, quiet, soft, low)
8
cagey(secret, tricky, sneaky, uncommunicative)
7
closemouthed(quiet, still, shy, reserved)
7
mum(quiet, restrained, reticent, silent)
6
evasive(obscure, reserved, reticent, wary)
6
close-mouthed(close, quiet, soft, low)
6
sly(honest, dishonest, cunning, secret)
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APASmart Define. (2015). secretive thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/secretive/thesaurus/synonyms
ChicagoSmart Define. 2015. "secretive thesaurus" https://smartdefine.org/secretive/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, secretive thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/secretive/thesaurus/synonyms>.
MLASmart Define. "secretive thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/secretive/thesaurus/synonyms>